noun
plural curses
[count] :an offensive word that people say when they are angry :swearword
[count] :magical words that are said to cause trouble or bad luck for someone or the condition that results when such words are said
[count] :a cause of trouble or bad luck
the curse old-fashioned + informal :menstruation
verb
curses; cursed; cursing
[no obj] :to use offensive words when you speak
[+ obj] :to say offensive words to (someone)
[+ obj] :to say or think bad things about (someone or something)
[+ obj] :to say words that are believed to have a magical power to cause trouble or bad luck for (someone or something) :to put a curse on (someone or something)
curse out
[phrasal verb]
curse (someone) out or curse out (someone) US informal :to say angry and offensive words to (someone)